Practical Applications of Ratios and Costs

Mr. Richards reviews grade 6 practice problems from unit 5, lesson 1, focusing on using decimals in shopping contexts. The video covers various problems, including calculating remaining money after purchases, determining the number of pizzas that can be bought with a budget, estimating and calculating ticket costs, comparing meat prices, calculating volumes using fractions, and drawing triangles to find their area. The lesson concludes with solving division problems and reinforcing key mathematical concepts.

After spending $4.35 at the snack bar and $5.25 at the arcade, how much money does May have left from her $14.50?

• $5.10

• $4.85

• $4.90

• $5.00

If Diego has $40, how many large cheese pizzas can he buy if each costs $7.50?

• 3 pizzas

• 6 pizzas

• 5 pizzas

• 4 pizzas

What is the estimated total cost for two adult tickets and three student tickets if adult tickets are $5.50 and student tickets are $4.25?

• $24

• $26

• $25

• $23

What is the exact change a family should receive if they pay $25 for tickets costing $23.75?

• $0.75

• $1.50

• $1.25

• $1.00

How much does 3 pounds of chicken cost if it is priced at $3.20 per pound?

• $9.60

• $9.50

• $9.80

• $9.70

What is the cost difference between 3 pounds of beef and 3 pounds of chicken if beef is $4.59 per pound?

• $4.25

• $4.10

• $4.00

• $4.17

How many 1/5 liter glasses can be filled with a 1.5 liter bottle of water?

• 7.5 glasses

• 8 glasses

• 6.5 glasses

• 7 glasses

How many 1.5 liter bottles are needed to fill a 16 liter jug?

• 10 and 2/3 bottles

• 11 bottles

• 10 bottles

• 9 and 2/3 bottles

What is the height of a triangle with a base of 5.5 units and an area of 19.25 square units?

• 7.5 units

• 6.5 units

• 7 units

• 6 units

What is the result of dividing 7/6 by 1/12?

• 10

• 16

• 12

• 14